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发明名称
摘要
申请公布号
JPS5498253(U)
申请公布日期
1979.07.11
申请号
JP19770172725U
申请日期
1977.12.23
申请人
发明人
分类号
G01N9/24;(IPC1-7):G01N9/24
主分类号
G01N9/24
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代理人
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地址
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